Home / 4,190.26-5,782.10-2,422.42

Finding the Fourth Proportional to 4,190.26, 5,782.10 and 2,422.42

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Solution

The fourth proportional to 4,190.26, 5,782.10 and 2,422.42 is: 3,342.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.26 : 5,782.10 = 2,422.42 : x
  2. Step 2: Convert to fraction form
    4,190.26/5,782.10 = 2,422.42/x
  3. Step 3: Cross multiply
    4,190.26x = 5,782.10 × 2,422.42
  4. Step 4: Simplify right side
    4,190.26x = 14,006,674.68
  5. Step 5: Solve for x
    x = 14,006,674.68/4,190.26
  6. Step 6: Final answer
    x = 3,342.67

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.